/* Look: Sephora's clean black-and-white product pages, Vinted's airy card grid and rounded pills, Phia's calm
   premium feel. System fonts, one teal-green accent, tabular prices, dark mode. No gradients, no AI art. */
:root {
  --bg: #ffffff;
  --soft: #f6f6f4;          /* product tiles, quiet panels */
  --line: #e7e6e2;
  --ink: #111111;
  --ink-2: #5f5e5a;         /* secondary text */
  --ink-3: #8c8a85;
  --accent: #0f766e;        /* calm teal-green: actions and the one "cheapest" answer */
  --accent-soft: #e6f2f0;
  --warn: #9a5b00;
  --radius: 16px;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #111111; --soft: #1c1c1b; --line: #2c2b29; --ink: #f5f5f3; --ink-2: #b4b2ac; --ink-3: #85837e;
          --accent: #4fd1bd; --accent-soft: #15302c; --warn: #e2a64f; }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.5 var(--font); }
a { color: inherit; }
img { max-width: 100%; display: block; }
.num { font-variant-numeric: tabular-nums; }

/* header */
.top { position: sticky; top: 0; z-index: 5; background: color-mix(in srgb, var(--bg) 92%, transparent); backdrop-filter: blur(12px);
       border-bottom: 1px solid var(--line); }
.top-in { max-width: 1120px; margin: 0 auto; padding: 12px 20px; display: flex; align-items: center; gap: 16px; }
.brand { display: inline-flex; align-items: center; gap: 8px; font-weight: 500; font-size: 22px; letter-spacing: -0.01em; text-decoration: none; }
.brand img { width: 28px; height: 28px; border-radius: 7px; display: block; }
.search { flex: 1; display: flex; }
.search input { width: 100%; font: inherit; padding: 11px 16px 11px 40px; border-radius: 999px; border: 1px solid var(--line);
                background: var(--soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18' height='18' fill='none' stroke='%238c8a85' stroke-width='2'%3E%3Ccircle cx='8' cy='8' r='6'/%3E%3Cpath d='m13 13 4 4'/%3E%3C/svg%3E") 14px 50% no-repeat;
                color: var(--ink); }
.search input:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.nav { display: flex; gap: 6px; overflow-x: auto; max-width: 1120px; margin: 0 auto; padding: 0 20px 12px; scrollbar-width: none; }
.nav a { white-space: nowrap; text-decoration: none; font-size: 14px; padding: 7px 14px; border-radius: 999px; border: 1px solid var(--line); color: var(--ink-2); }
.nav a:hover { border-color: var(--ink); color: var(--ink); }

.demo { background: #fff4d6; color: #5c4400; text-align: center; font-size: 13px; padding: 7px 16px; }
@media (prefers-color-scheme: dark) { .demo { background: #3a2f0f; color: #f3d98a; } }

main { max-width: 1120px; margin: 0 auto; padding: 20px 20px 48px; }
.crumbs { font-size: 13px; color: var(--ink-3); margin: 4px 0 18px; }
.crumbs a { text-decoration: none; color: var(--ink-2); }
h1 { font-size: clamp(24px, 4vw, 34px); line-height: 1.15; letter-spacing: -0.02em; margin: 0 0 6px; font-weight: 600; }
h2 { font-size: 20px; letter-spacing: -0.01em; margin: 40px 0 14px; font-weight: 600; }
.eyebrow { text-transform: uppercase; letter-spacing: 0.08em; font-size: 12px; font-weight: 700; color: var(--ink-2); margin: 0 0 4px; }
.muted { color: var(--ink-2); }
.small { font-size: 13px; color: var(--ink-3); }

/* buttons and pills */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; min-height: 44px; padding: 0 20px;
       border-radius: 999px; font-weight: 600; font-size: 15px; text-decoration: none; border: 1px solid var(--ink); background: var(--ink); color: var(--bg); white-space: nowrap; }
.btn.ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn.ghost:hover { border-color: var(--ink); }
.pill { display: inline-block; font-size: 12px; font-weight: 600; padding: 3px 10px; border-radius: 999px; background: var(--soft); color: var(--ink-2); }
.pill.good { background: var(--accent-soft); color: var(--accent); }
.pill.warn { background: #fdf0e0; color: var(--warn); }

/* product cards (Vinted / Sephora grid) */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 22px 16px; }
.card { text-decoration: none; display: flex; flex-direction: column; gap: 4px; }
.tile { aspect-ratio: 1; background: var(--soft); border-radius: var(--radius); display: grid; place-items: center; margin-bottom: 8px; overflow: hidden; }
.tile .ph { font-size: 34px; font-weight: 700; color: var(--ink-3); letter-spacing: -0.03em; }
.card .brand-name { text-transform: uppercase; letter-spacing: 0.06em; font-size: 11px; font-weight: 700; color: var(--ink-2); }
.card .name { font-size: 14px; line-height: 1.35; }
.card .from { font-size: 15px; margin-top: 2px; }
.card .from strong { font-weight: 600; }
.card:hover .tile { outline: 1px solid var(--line); }

/* product page */
.product { display: grid; grid-template-columns: 1fr; gap: 28px; }
@media (min-width: 900px) { .product { grid-template-columns: 420px 1fr; gap: 48px; align-items: start; } .product .media { position: sticky; top: 130px; } }
.media .tile { margin: 0; }
.sizes { display: flex; flex-wrap: wrap; gap: 8px; margin: 14px 0 4px; }
.sizes button { font: inherit; font-size: 14px; min-height: 40px; padding: 0 16px; border-radius: 999px; border: 1px solid var(--line); background: var(--bg); color: var(--ink); cursor: pointer; }
.sizes button[aria-pressed="true"] { border-color: var(--ink); box-shadow: inset 0 0 0 1px var(--ink); font-weight: 600; }
.sizes button .from { color: var(--ink-3); font-weight: 400; margin-left: 6px; }

.answer { border: 1px solid var(--line); border-radius: 20px; padding: 20px; margin: 18px 0 8px; }
.answer .label { font-size: 13px; font-weight: 600; color: var(--accent); margin: 0 0 6px; }
.answer .row { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.answer .big { font-size: 34px; font-weight: 600; letter-spacing: -0.02em; }
.answer .at { color: var(--ink-2); font-size: 15px; }
.answer ul { list-style: none; padding: 0; margin: 12px 0 0; display: grid; gap: 4px; font-size: 14px; color: var(--ink-2); }

table.offers { width: 100%; border-collapse: collapse; font-size: 15px; }
.offers th { text-align: left; font-size: 12px; font-weight: 600; color: var(--ink-3); padding: 0 8px 8px; text-transform: uppercase; letter-spacing: 0.04em; }
.offers td { padding: 14px 8px; border-top: 1px solid var(--line); vertical-align: middle; }
.offers td.r, .offers th.r { text-align: right; }
.offers .shop { font-weight: 600; }
.offers .sub { display: block; font-size: 12px; color: var(--ink-3); font-weight: 400; }
.offers .door { font-weight: 600; }
.offers tr.cheapest .door { color: var(--accent); }
.offers tr.out td { color: var(--ink-3); }
.offers .go { text-align: right; }
.offers .go a { min-height: 38px; padding: 0 14px; font-size: 14px; }
@media (max-width: 640px) {
  .offers thead { display: none; }
  .offers tr { display: grid; grid-template-columns: 1fr auto; gap: 2px 12px; padding: 14px 0; border-top: 1px solid var(--line); }
  .offers td { border: 0; padding: 0; }
  .offers td.del, .offers td.item, .offers td.days { grid-column: 1; font-size: 13px; color: var(--ink-2); text-align: left; }
  .offers td.shopcell { grid-column: 1; }
  .offers td.door { grid-column: 2; grid-row: 1; text-align: right; font-size: 17px; }
  .offers td.go { grid-column: 2; grid-row: 2 / span 3; align-self: end; }
}
.disclosure { font-size: 13px; color: var(--ink-3); margin: 14px 0 0; }

.panel { background: var(--soft); border-radius: var(--radius); padding: 18px 20px; }
.panels { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.chart svg { width: 100%; height: 120px; }
.alert-form { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 10px; }
.alert-form input { flex: 1; min-width: 180px; font: inherit; padding: 10px 14px; border-radius: 999px; border: 1px solid var(--line); background: var(--bg); color: var(--ink); }
.same-active { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.same-active a { display: flex; justify-content: space-between; gap: 12px; text-decoration: none; padding: 12px 14px; border: 1px solid var(--line); border-radius: 12px; background: var(--bg); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }

/* home */
.hero { padding: 36px 0 8px; max-width: 720px; }
.hero h1 { font-size: clamp(30px, 5.5vw, 48px); }
.hero p { font-size: 18px; color: var(--ink-2); margin: 10px 0 22px; }
.hero .search input { padding-top: 15px; padding-bottom: 15px; font-size: 17px; }
.shops { display: flex; flex-wrap: wrap; gap: 8px; }

footer { border-top: 1px solid var(--line); margin-top: 40px; }
footer .in { max-width: 1120px; margin: 0 auto; padding: 24px 20px; font-size: 13px; color: var(--ink-3); display: flex; flex-wrap: wrap; gap: 8px 22px; }
footer a { color: var(--ink-2); text-decoration: none; }

/* phones: the answer comes first, so the photo shrinks to a thumbnail beside the name */
.title-row { display: flex; gap: 14px; align-items: center; }
.thumb { display: none; width: 72px; height: 72px; flex: none; background: var(--soft); border-radius: 14px; place-items: center; }
.thumb .ph { font-size: 20px; font-weight: 700; color: var(--ink-3); }
@media (max-width: 899px) {
  .product .media { display: none; }
  .thumb { display: grid; }
  .answer { margin-top: 14px; }
}
@media (max-width: 640px) { .offers td.item::before { content: "Item "; } .offers td.item { color: var(--ink-2); } }
.nowrap { white-space: nowrap; }
.mob { display: none; }
@media (max-width: 640px) { .mob { display: inline; } .offers td.del .sub { display: inline; margin-left: 6px; } }

/* delivery guide */
.dlist { margin-top: 22px; border-top: 1px solid var(--line); }
.drow { display: flex; justify-content: space-between; gap: 16px; padding: 16px 0; border-bottom: 1px solid var(--line); }
.dname { font-weight: 600; text-decoration: none; }
.dnums { text-align: right; white-space: nowrap; display: grid; gap: 2px; }
.accent { color: var(--accent); }
.warnline { color: var(--warn); }